Nextcloud Guests App Arbitrary App Enable CVE-2024-22401
CVE-2024-22401 Published on January 18, 2024
All users can reset the allowed apps list for Nextcloud Guest App users
Nextcloud guests app is a utility to create guest users which can only see files shared with them. In affected versions users could change the allowed list of apps, allowing them to use apps that were not intended to be used. It is recommended that the Guests app is upgraded to 2.4.1, 2.5.1 or 3.0.1. There are no known workarounds for this vulnerability.
Vulnerability Analysis
CVE-2024-22401 can be exploited with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Improper Preservation of Permissions
The software does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended.
Products Associated with CVE-2024-22401
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Affected Versions
nextcloud security-advisories:- Version >= 2.4.0, < 2.4.1 is affected.
- Version >= 2.5.0, < 2.5.1 is affected.
- Version >= 3.0.0, < 3.0.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.